- Dr Janne Ludwig, Division of Neurological Pain Research and Therapy, Department of Neurology, Universitätsklinikum Schleswig-Holstein, Campus Kiel, Schittenhelmstrasse 10, 24105 Kiel, Germany;
- Received September 9, 2007
- Revised April 15, 2008
- Accepted May 13, 2008
- First published June 11, 2008.
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